/*
 * Copyright 2021 DataCanvas
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.dingodb.meta;

import io.dingodb.common.annotation.ApiDeclaration;
import io.dingodb.common.sequence.SequenceDefinition;

public interface SequenceService {

    static SequenceService getDefault() {
        return SequenceServiceProvider.getDefault().get();
    }

    @ApiDeclaration
    boolean existsSequence(String name);

    @ApiDeclaration
    void createSequence(SequenceDefinition definition);

    @ApiDeclaration
    void dropSequence(String name);

    @ApiDeclaration
    SequenceDefinition getSequence(String name);
    Long nextVal(String name);
    Long setVal(String name, Long seq);
    Long currVal(String name);
    Long lastVal(String name);
}
